Friedrich-Wilhelm Marienfeld

Oberleutnant zur See (Crew 38)

Successes
1 warship sunk, total tonnage 900 tons

Born	1 Mar 1920		Hannover
Died	26 Aug 1973	(53)

Kriegsmarine Crew photo

Ranks

1 Oct 1938		Offiziersanwärter
1 Jul 1939		Seekadett
1 Dec 1939		Fähnrich zur See
1 Aug 1940		Oberfähnrich zur See
1 Apr 1941		Leutnant zur See
1 Jan 1943		Oberleutnant zur See

U-boat Commands

U-boat	From	To
U-4	16 Jun 1942	23 Jan 1943	No war patrols
U-1228	22 Dec 1943	17 May 1945	3 patrols (122 days)

Patrol info for Friedrich-Wilhelm Marienfeld

	U-boat	Departure		Arrival
1.	U-1228	5 Sep 1944	Kiel	7 Sep 1944	Horten		3 days
2.	U-1228	11 Sep 1944	Horten	15 Sep 1944	Bergen	Patrol 1,	5 days
3.	U-1228	17 Sep 1944	Bergen	20 Sep 1944	Bergen	Patrol 1,	4 days
4.	U-1228	12 Oct 1944	Bergen	29 Dec 1944	Stavanger	Patrol 2,	79 days
5.	U-1228	31 Dec 1944	Stavanger	4 Jan 1945	Flensburg		5 days
6.	U-1228	1 Apr 1945	Kiel	3 Apr 1945	Horten		3 days
7.	U-1228	9 Apr 1945	Horten	11 Apr 1945	Kristiansand		3 days
8.	U-1228	14 Apr 1945	Kristiansand	17 May 1945	Portsmouth, NH	Patrol 3,	34 days
3 patrols, 122 days at sea

Ships hit by Friedrich-Wilhelm Marienfeld

Date	U-boat	Name of ship	Tons	Convoy
25 Nov 1944	U-1228	HMCS Shawinigan (K 136)	900	ca
	900
1 ship sunk (900 tons). Legend We have a picture of this vessel.

Date

U-boat

Name of ship

Tons

Nat.

Convoy

25 Nov 1944

U-1228

HMCS Shawinigan (K 136)

900

1 ship sunk (900 tons).

Legend
We have a picture of this vessel.

About ranks and decorations
Ranks shown in italics are our database inserts based on the rank dates of his crew comrades. The officers of each crew would normally have progressed through the lower ranks at the same rate.